The 17th-century French philosopher René Descartes famously said, “I think, therefore I am.” What Descartes meant by that was ...

René Descartes said the only thing we can be certain about is that we think. But what is the nature of thoughts? Philosophers ...

Christopher Walken arrives on the red carpet at the premiere of "Dune: Part Two" at Josie Robertson Plaza at Lincoln Center ...

These 25 quotes represent ideas that have inspired, challenged, and motivated individuals around the world. They capture the essence of universal human experiences, reminding us of resilience, courage ...

47.5 x 42.5 x 4 cm. (18.7 x 16.7 x 1.6 in.) Subscribe now to view details for this work, and gain access to over 18 million auction results. Purchase One-Day Pass ...

Calculus becomes easier, too. As mathematicians Roger Cotes, René Descartes—who coined the term "imaginary number"—and others have observed, complex numbers make seemingly impossible ...

Forty-two members of West Virginia’s House of Delegates recently voted, essentially, to remove all vaccination requirements for children attending our public and private schools.

This idea came to characterize the philosophical thinking of 17th century philosopher René Descartes. For Descartes, that we have thoughts may be the only thing we can be certain about.